By Sheridan J. Coakes
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19 Changing service requirements. customers often opting for mobile phones, and the average age of mobile phone users decreasing dramatically over the past few years, the uptake of new services, features, gadgets, and applications is all but assured. New, flexible ways of providing services are now being implemented. The shackles are coming off service creation. The nature of services and their implementation is changing rapidly. Increasing Service Needs Users had relatively simple needs in the early days of telecommunications, mainly because they had little knowledge of what was possible as the next step.
Analog to Digital Speech by its very nature is an analog signal, and early systems such as the manual network mentioned above merely carried the signal from end to end. 7). Integrated Services Digital Networks (ISDN) The modern digital telephony network not only carries voice, but also data at 64 kbps. This service is called an integrated digital network (IDN). As discussed above, there remains a short local loop of analog service over a pair of wires. The next stage is to take the digital channels all the way to the customer so that all services can be integrated on one bearer.
The incumbent operators are forced to allow new telecom companies to use the existing connections to offer services to customers. 25). The network provider is the company that owns and maintains the wires, all of or part of the switching infrastructure, and is likely the incumbent operator. They are obliged to offer the service providers a wholesale rental of the fixed connection to subscribers’ premises. The service provider is the company from which the individual or corporate buys the service; the service provider will not own or maintain the connection to the subscribers’ premises, but it might operate some switching, billing, and customer contact systems.